DE69939976D1 - Digitaler Lautsprecher - Google Patents

Digitaler Lautsprecher

Info

Publication number: DE69939976D1
Authority: DE; Germany
Prior art keywords: digital speaker; speaker; digital
Prior art date: 1999-05-28
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Lifetime

Application number

DE69939976T

Other languages

English (en)

Inventor

David R Thomas

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Texas Instruments Inc

Original Assignee

Texas Instruments Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1999-05-28

Filing date

1999-05-28

Publication date

2009-01-08

1999-05-28 Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc

2009-01-08 Application granted granted Critical

2009-01-08 Publication of DE69939976D1 publication Critical patent/DE69939976D1/de

2019-05-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/005—Electrostatic transducers using semiconductor materials
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Circuit For Audible Band Transducer (AREA)
Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

DE69939976T 1999-05-28 1999-05-28 Digitaler Lautsprecher Expired - Lifetime DE69939976D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP19990401288 EP1063866B1 (de)	1999-05-28	1999-05-28	Digitaler Lautsprecher

Publications (1)

Publication Number	Publication Date
DE69939976D1 true DE69939976D1 (de)	2009-01-08

Family

ID=8241987

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69939976T Expired - Lifetime DE69939976D1 (de)	1999-05-28	1999-05-28	Digitaler Lautsprecher

Country Status (4)

Country	Link
EP (1)	EP1063866B1 (de)
JP (1)	JP2001016675A (de)
CN (1)	CN1310575A (de)
DE (1)	DE69939976D1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1206160A1 (de) *	2000-11-09	2002-05-15	Texas Instruments Incorporated	Digitaler Lautsprecher
GB0102865D0 (en) *	2001-02-06	2001-03-21	Secr Defence Brit	Panel form loudspeaker
GB0102864D0 (en)	2001-02-06	2001-03-21	Secr Defence Brit	Panel form loudspeaker
SE0101720D0 (sv) *	2001-05-16	2001-05-16	Bang & Olufsen Powerhouse As	Apparatus for electric to acoustic conversion
US7089069B2 (en)	2001-08-17	2006-08-08	Carnegie Mellon University	Method and apparatus for reconstruction of soundwaves from digital signals
US6943448B2 (en)	2003-01-23	2005-09-13	Akustica, Inc.	Multi-metal layer MEMS structure and process for making the same
JP4134755B2 (ja)	2003-02-28	2008-08-20	ヤマハ株式会社	スピーカーアレイ駆動装置
DE102004048990A1 (de)	2004-10-04	2006-04-06	Volkswagen Ag	Lautsprecheranordnung in einem Kraftfahrzeug
US7825484B2 (en) *	2005-04-25	2010-11-02	Analog Devices, Inc.	Micromachined microphone and multisensor and method for producing same
CN101060726B (zh) *	2006-04-21	2011-10-12	探微科技股份有限公司	制作电容式麦克风元件的振膜的方法
CN101064969B (zh) *	2006-04-24	2011-11-30	探微科技股份有限公司	制作电容式麦克风元件的振膜的方法
JP4707742B2 (ja)	2006-05-21	2011-06-22	株式会社ＴｒｉｇｅｎｃｅＳｅｍｉｃｏｎｄｕｃｔｏｒ	デジタルアナログ変換装置
WO2007135678A2 (en) *	2006-05-22	2007-11-29	Audio Pixels Ltd.	Direct digital speaker apparatus having a desired directivity pattern
US8126163B2 (en)	2006-05-22	2012-02-28	Audio Pixels Ltd.	Volume and tone control in direct digital speakers
US8457338B2 (en)	2006-05-22	2013-06-04	Audio Pixels Ltd.	Apparatus and methods for generating pressure waves
US20080019543A1 (en) *	2006-07-19	2008-01-24	Yamaha Corporation	Silicon microphone and manufacturing method therefor
US8780673B2 (en)	2007-11-21	2014-07-15	Audio Pixels Ltd.	Digital speaker apparatus
JP5552614B2 (ja)	2008-06-16	2014-07-16	株式会社ＴｒｉｇｅｎｃｅＳｅｍｉｃｏｎｄｕｃｔｏｒ	デジタルスピーカー駆動装置，デジタルスピーカー装置，アクチュエータ，平面ディスプレイ装置及び携帯電子機器
CN201430684Y (zh) *	2009-04-30	2010-03-24	比亚迪股份有限公司	一种集成降噪功能的麦克风
WO2011070810A1 (ja)	2009-12-09	2011-06-16	株式会社ＴｒｉｇｅｎｃｅＳｅｍｉｃｏｎｄｕｃｔｏｒ	選択装置
CN106375909A (zh)	2009-12-16	2017-02-01	株式会社特瑞君思半导体	音响系统
ES2495994T3 (es)	2010-03-11	2014-09-18	Audio Pixels Ltd.	Accionadores de placas paralelas electrostáticas cuyos elementos móviles se accionan solamente mediante fuerza electrostática y procedimientos útiles en conjunción con los mismos
KR101831013B1 (ko) *	2010-11-26	2018-02-21	오디오 픽셀즈 리미티드	액츄에이터 어레이에서의 개별 어드레싱 및 잡음 감소를 위한 장치 및 방법
DE102011003168A1 (de) *	2011-01-26	2012-07-26	Robert Bosch Gmbh	Lautsprechersystem
CN102137321B (zh) *	2011-05-06	2014-04-16	深圳市豪恩声学股份有限公司	薄膜型传声器阵列
DK2856769T3 (en)	2012-05-25	2018-10-22	Audio Pixels Ltd	SYSTEM, PROCEDURE AND COMPUTER PROGRAM PRODUCT TO CONTROL A GROUP OF ACTUATOR SYSTEMS FOR CREATING A PHYSICAL EFFECT
US10007244B2 (en)	2012-05-25	2018-06-26	Audio Pixels Ltd.	System, a method and a computer program product for controlling a set of actuator elements
KR102695498B1 (ko)	2015-04-15	2024-08-16	오디오 픽셀즈 리미티드	공간에서 객체의 위치를 검출하는 방법 및 시스템
EP3101907A1 (de)	2015-06-01	2016-12-07	Université du Maine	Digitaler lautsprecher
US10003889B2 (en) *	2015-08-04	2018-06-19	Infineon Technologies Ag	System and method for a multi-electrode MEMS device
US11153690B2 (en) *	2018-08-22	2021-10-19	Dsp Group Ltd.	Electrostatic speaker and a method for generating acoustic signals

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4515997A (en) *	1982-09-23	1985-05-07	Stinger Jr Walter E	Direct digital loudspeaker
EP0561566B1 (de) *	1992-03-18	1999-07-28	Knowles Electronics, Inc.	Festkörper-Kondensatormikrofon
US5517570A (en) *	1993-12-14	1996-05-14	Taylor Group Of Companies, Inc.	Sound reproducing array processor system
GB9506725D0 (en) *	1995-03-31	1995-05-24	Hooley Anthony	Improvements in or relating to loudspeakers

1999
- 1999-05-28 EP EP19990401288 patent/EP1063866B1/de not_active Expired - Lifetime
- 1999-05-28 DE DE69939976T patent/DE69939976D1/de not_active Expired - Lifetime
2000
- 2000-05-26 JP JP2000156862A patent/JP2001016675A/ja not_active Abandoned
- 2000-05-29 CN CN 00117967 patent/CN1310575A/zh active Pending

Also Published As

Publication number	Publication date
EP1063866B1 (de)	2008-11-26
CN1310575A (zh)	2001-08-29
JP2001016675A (ja)	2001-01-19
EP1063866A1 (de)	2000-12-27

Publication	Publication Date	Title
DE69939976D1 (de)	2009-01-08	Digitaler Lautsprecher
DE60044166D1 (de)	2010-05-27	Hörkapsel
DE69833987D1 (de)	2006-05-18	Halbüberwachte Sprecheradaptation
DE60009336D1 (de)	2004-04-29	Lautsprechergerät
FI20002306L (fi)	2001-06-18	Värinäkaiutin
FI19992600L (fi)	2001-06-03	Audiomuunnin
DE69941883D1 (de)	2010-02-25	Lautsprecher
DE60136156D1 (de)	2008-11-27	Lautsprecher
DE60025060D1 (de)	2006-02-02	Lautsprecher
HUP0102904A2 (hu)	2001-12-28	Hangszórók
DE60013709D1 (de)	2004-10-21	Kopfhörer
FR2790903B1 (fr)	2003-01-03	Haut-parleur
DE69934564D1 (de)	2007-02-08	Lautsprecher
DE60138503D1 (de)	2009-06-10	Lautsprecher
DE60016144D1 (de)	2004-12-30	Hörhilfegerät
DE60132357D1 (de)	2008-02-21	Lautsprecher
DE60125084D1 (de)	2007-01-25	Lautsprecher
DE59906279D1 (de)	2003-08-14	Hörgerät
DE60038712D1 (de)	2008-06-12	Lautsprecher
DE19983479T1 (de)	2002-11-07	Lautsprecher
EP1231815A4 (de)	2007-12-26	Mikrofonhalter
DE60138583D1 (de)	2009-06-18	Lautsprecher
DE50016034D1 (de)	2011-01-05	Klein-Mikrophon
FI19992796L (fi)	2001-06-29	Digitaalinen allekirjoitus
DE60037829D1 (de)	2008-03-06	Lautsprecher

Legal Events

Date	Code	Title	Description
2009-12-17	8364	No opposition during term of opposition